$149 BMP-1 IFV Game Ready Low-poly 3D model by ryzhkov-3d-models. Available on CGTrader with 167993 polys and 159204 vertices. Check it out on CGHub.
BLEND (Blender, filesize: 6.49 MB), OBJ (OBJ, filesize: 6.91 MB), FBX (Autodesk FBX, filesize: 11.2 MB), TEXTURES (Textures, filesize: 211 MB), SPP (Substance Painter, filesize: 568 MB), TBSCENE (Marmoset Toolbag, filesize: 8.64 MB)